VAMP 130 - Page 32

VAMP 130 Overcurrent and earth-fault relay
Technical Description
VAMP Ltd
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Vamp 24h support phone : +358 (0)40 573 6316 VM130.EN003
Figure 2.1-1 Principle block diagram of a numerical protection relay.
Figure 2.1-2 Block diagram of a software based function.
ts
tr
&
t
&
&
I
1VISLOHKO
>
Blocking
Setting
I>s
Delay
Enable event
Start
Event
register
Trip
Event
register
Figure 2.1-3 Block diagram of a single-phase protection function.